3v4l.org

run code in 300+ PHP versions simultaneously
<?php function search($input) { $result = $input; for($a=0;$a<count($input);$a++) { for($b=0;$b<count($input);$a++) { for($c=1;$c<$b;$c++) { $d = $d . $input[$a+$c]; } $result[]= $d; $d=""; } } return array_filter(array_unique($result)); } print json_encode(search(["a", "b"])) . "\n"; print json_encode(search(["a", "b", "c"]));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0360.07950.68
8.3.50.0600.08749.97
8.3.40.0370.03735.70
8.3.30.0490.03635.61
8.3.20.0300.01035.64
8.3.10.0130.03736.40
8.3.00.0170.03039.57
8.2.180.0820.07949.52
8.2.170.0370.04435.98
8.2.160.0260.05237.58
8.2.150.0230.03935.93
8.2.140.0200.01738.13
8.2.130.0130.02337.59
8.2.120.0200.01335.55
8.2.110.0130.03540.16
8.2.100.0250.02534.89
8.2.90.0200.03434.81
8.2.80.0160.02334.34
8.2.70.0100.02934.74
8.2.60.0130.02334.86
8.2.50.0070.03135.09
8.2.40.0170.02137.54
8.2.30.0290.01935.20
8.2.20.0200.01634.91
8.2.10.0070.03334.79
8.2.00.0210.02834.94
8.1.280.0640.04050.78
8.1.270.0170.01339.02
8.1.260.0030.01935.52
8.1.250.0110.01837.98
8.1.240.0100.02039.99
8.1.230.0200.02038.11
8.1.220.0190.01334.86
8.1.210.0030.02338.03
8.1.200.0100.02134.30
8.1.190.0170.01434.34
8.1.180.0130.01634.31
8.1.170.0140.01435.46
8.1.160.0110.01535.95
8.1.150.0130.01635.67
8.1.140.0180.01434.56
8.1.130.0100.01734.81
8.1.120.0170.02134.58
8.1.110.0170.01034.49
8.1.100.0100.01634.56
8.1.90.0100.01734.56
8.1.80.0070.02134.58
8.1.70.0130.01634.43
8.1.60.0170.02134.70
8.1.50.0230.01334.54
8.1.40.0030.03134.62
8.1.30.0130.02234.62
8.1.20.0220.01634.66
8.1.10.0330.03050.50
8.1.00.0210.04450.33
8.0.300.0100.02753.75
8.0.290.0330.03349.51
8.0.280.0160.03651.25
8.0.270.0400.02050.13
8.0.260.0180.03249.63
8.0.250.0190.03649.87
8.0.240.0240.03449.79
8.0.230.0170.04149.89
8.0.220.0260.03049.77
8.0.210.0270.02749.76
8.0.200.0320.02849.83
8.0.190.0210.04249.81
8.0.180.0230.04649.86
8.0.170.0270.03649.82
8.0.160.0230.04549.94
8.0.150.0260.03649.84
8.0.140.0270.04449.86
8.0.130.0510.07878.32
8.0.120.0230.03949.83
8.0.110.0170.04549.69
8.0.100.0290.03649.89
8.0.90.0140.05049.93
8.0.80.0570.05049.87
8.0.70.0270.03749.67
8.0.60.0170.04549.94
8.0.50.0130.04949.70
8.0.30.0670.06450.02
8.0.20.0670.05750.04
8.0.10.0190.04550.02
8.0.00.1030.10549.58
7.4.330.0270.03745.81
7.4.320.0210.04149.34
7.4.300.0240.03849.44
7.4.290.0260.04249.24
7.4.280.0170.05449.39
7.4.270.0270.04449.32
7.4.260.0630.07078.23
7.4.250.0130.05449.37
7.4.240.0200.04349.25
7.4.230.0200.04649.23
7.4.220.0480.10349.38
7.4.210.0470.07649.47
7.4.200.0200.04749.23
7.4.190.0170.05049.43
7.4.160.0600.08049.33
7.4.150.0740.05749.49
7.4.140.0580.09649.58
7.4.130.0420.08749.40
7.4.120.0640.07249.52
7.4.110.0700.08949.45
7.4.100.0740.05749.49
7.4.90.0820.05249.56
7.4.80.0750.05849.48
7.4.70.0610.07049.36
7.4.60.0760.06649.19
7.4.50.0100.03749.40
7.4.40.0360.06649.12
7.4.30.0840.09249.33
7.4.00.0350.08847.85
7.3.330.0530.07978.30
7.3.320.0660.07278.39
7.3.310.0200.04449.23
7.3.300.0130.04949.20
7.3.290.0960.11049.29
7.3.280.0660.09449.34
7.3.270.0630.07049.43
7.3.260.0450.09149.22
7.3.250.0690.09449.46
7.3.240.0630.10649.38
7.3.230.0560.08649.32
7.3.210.0710.09449.36
7.3.200.0690.09549.37
7.3.190.0530.07949.38
7.3.180.0530.08949.41
7.3.170.0530.10049.39
7.3.160.0670.06449.29
7.3.120.0390.07447.79
7.3.110.0450.09047.65
7.3.100.0310.06947.87
7.3.90.0300.06447.79
7.3.80.0320.09047.72
7.3.70.0300.06347.94
7.3.60.0230.07547.65
7.3.50.0350.06947.77
7.3.40.0370.06647.70
7.3.30.0250.07647.84
7.3.20.0030.06950.71
7.3.10.0180.05650.61
7.3.00.0150.05250.45
7.2.330.0410.09949.61
7.2.320.0830.11349.29
7.2.310.0880.09849.58
7.2.300.0780.10749.28
7.2.290.0740.11249.33
7.2.250.0390.10647.89
7.2.240.0470.10047.69
7.2.230.0230.09348.07
7.2.220.0350.08047.84
7.2.210.0250.11747.68
7.2.200.0250.07347.83
7.2.190.0260.07247.97
7.2.180.0380.06547.81
7.2.170.0350.08347.74
7.2.60.0350.05250.84
7.2.00.0100.04353.64
7.1.330.0130.15349.93
7.1.320.0170.15349.58
7.1.310.0110.14949.82
7.1.300.0130.15949.85
7.1.290.0080.17049.72
7.1.280.0100.15749.80
7.1.270.0120.14649.83
7.1.260.0070.14149.66
7.1.200.2270.05049.59
7.1.100.0130.06352.17
7.1.70.0510.09151.15
7.1.60.0100.11151.12
7.1.50.0330.09650.82
7.1.00.0000.16056.22
7.0.200.4460.06748.55
7.0.140.0130.14356.15
7.0.90.9370.11752.96
7.0.80.9130.08752.99
7.0.70.8770.10052.97
7.0.60.9570.08052.97
7.0.50.9170.07053.21
7.0.40.8570.11752.02
7.0.31.0330.11051.98
7.0.21.0300.14052.05
7.0.10.9230.10052.16
7.0.00.9330.12752.01
5.6.240.0170.19385.34
5.6.230.0100.13785.32
5.6.220.0130.19085.39
5.6.210.0200.17085.33
5.6.200.0170.11085.71
5.6.190.0130.11385.73
5.6.180.0200.13785.79
5.6.170.0230.20085.61
5.6.160.0200.17785.65
5.6.150.0230.18085.67
5.6.140.0370.18785.76
5.6.130.0200.14785.68
5.6.120.0200.17385.72
5.6.110.0270.12385.66
5.6.100.0200.19785.58
5.6.90.0230.19785.58
5.6.80.0270.11385.20
5.6.70.0270.17385.09
5.6.60.0230.14085.10
5.6.50.0170.13785.08
5.6.40.0200.18785.03
5.6.30.0230.12785.14
5.6.20.0430.11384.95
5.6.10.0230.13385.10
5.6.00.0300.15785.03
5.5.380.0330.17785.00
5.5.370.0200.11384.98
5.5.360.0200.14085.06
5.5.350.0300.18785.02
5.5.340.0300.10785.40
5.5.330.0270.12385.29
5.5.320.0370.20085.41
5.5.310.0230.10785.48
5.5.300.0130.16385.57
5.5.290.0400.22085.52
5.5.280.0400.16085.56
5.5.270.0230.17385.51
5.5.260.0130.15785.50
5.5.250.0270.14385.28
5.5.240.0370.18784.94
5.5.230.0230.18384.91
5.5.220.0230.17084.81
5.5.210.0200.17084.88
5.5.200.0330.15384.90
5.5.190.0370.17084.92
5.5.180.0100.18784.79
5.5.160.0370.16784.75
5.5.150.0400.16384.92
5.5.140.0300.18384.86
5.5.130.0230.15384.87
5.5.120.0400.12384.64
5.5.110.0130.18384.63
5.5.100.0100.20384.75
5.5.90.0430.15784.71
5.5.80.0200.15784.74
5.5.70.0230.13784.79
5.5.60.0300.19084.68
5.5.50.0170.13784.68
5.5.40.0370.15384.64
5.5.30.0470.16084.64
5.5.20.0300.16384.70
5.5.10.0430.13384.75
5.5.00.0430.18084.68
5.4.450.0170.15383.91
5.4.440.0330.13083.89
5.4.430.0230.16084.08
5.4.420.0200.13383.74
5.4.410.0270.19083.84
5.4.400.0270.20083.70
5.4.390.0330.19383.43
5.4.380.0130.16083.64
5.4.370.0230.15383.59
5.4.360.0270.18383.59
5.4.350.0300.12083.57
5.4.340.0200.20783.61
5.4.320.0330.15383.69
5.4.310.0230.13083.64
5.4.300.0230.17383.66
5.4.290.0370.16383.67
5.4.280.0100.13783.43
5.4.270.0330.16383.46
5.4.260.0270.18083.76
5.4.250.0200.15783.62
5.4.240.0100.18783.42
5.4.230.0270.19083.68
5.4.220.0370.17383.57
5.4.210.0200.18083.59
5.4.200.0500.14083.68
5.4.190.0230.13383.63
5.4.180.0270.14783.60
5.4.170.0230.20383.68
5.4.160.0270.17783.41
5.4.150.0130.18783.41
5.4.140.0230.14081.04
5.4.130.0230.17080.97
5.4.120.0170.15081.02
5.4.110.0270.18781.01
5.4.100.0200.19781.13
5.4.90.0300.19381.09
5.4.80.0270.17381.09
5.4.70.0300.14381.11
5.4.60.0270.13080.98
5.4.50.0130.16081.07
5.4.40.0200.14380.92
5.4.30.0470.14380.86
5.4.20.0200.17780.93
5.4.10.0070.16780.87
5.4.00.0430.16080.36
5.3.290.0070.06714.80
5.3.280.0130.03714.57
5.3.270.0000.08714.71
5.3.260.0100.05014.62
5.3.250.0170.06314.66
5.3.240.0070.07314.64
5.3.230.0070.07714.54
5.3.220.0030.07714.67
5.3.210.0030.04014.48
5.3.200.0030.04014.58
5.3.190.0070.07014.49
5.3.180.0100.07314.58
5.3.170.0170.06714.70
5.3.160.0000.04314.59
5.3.150.0000.05314.49
5.3.140.0100.03314.56
5.3.130.0130.07014.58
5.3.120.0030.05314.58
5.3.110.0000.08314.54
5.3.100.0070.04013.99
5.3.90.0030.06314.05
5.3.80.0000.06013.90
5.3.70.0100.04013.92
5.3.60.0000.05714.05
5.3.50.0100.06714.02
5.3.40.0000.06014.09
5.3.30.0070.07713.94
5.3.20.0070.08013.72
5.3.10.0170.06013.75
5.3.00.0070.06013.75
5.2.170.0000.06011.00
5.2.160.0100.04011.15
5.2.150.0030.04711.28
5.2.140.0070.06311.23
5.2.130.0100.06011.16
5.2.120.0100.05711.09
5.2.110.0030.06011.13
5.2.100.0100.05711.13
5.2.90.0030.05311.03
5.2.80.0100.06011.15
5.2.70.0070.03711.20
5.2.60.0070.06011.07
5.2.50.0100.05710.93
5.2.40.0070.06011.08
5.2.30.0030.04310.88
5.2.20.0070.05010.82
5.2.10.0130.04710.79
5.2.00.0100.05310.72
5.1.60.0030.05310.11
5.1.50.0100.04710.00
5.1.40.0030.02310.06
5.1.30.0100.05010.20
5.1.20.0000.04310.38
5.1.10.0030.04310.15
5.1.00.0070.05310.06
5.0.50.0000.0478.58
5.0.40.0000.0338.49
5.0.30.0100.0578.32
5.0.20.0100.0408.26
5.0.10.0070.0408.17
5.0.00.0070.0638.16
4.4.90.0070.0137.13
4.4.80.0070.0277.13
4.4.70.0000.0307.13
4.4.60.0000.0377.13
4.4.50.0030.0337.13
4.4.40.0000.0477.13
4.4.30.0000.0207.13
4.4.20.0030.0237.13
4.4.10.0030.0277.13
4.4.00.0070.0507.13
4.3.110.0030.0277.13
4.3.100.0030.0337.13
4.3.90.0000.0377.13
4.3.80.0030.0437.13
4.3.70.0030.0207.13
4.3.60.0000.0337.13
4.3.50.0070.0237.13
4.3.40.0030.0537.13
4.3.30.0030.0337.13
4.3.20.0100.0177.13
4.3.10.0000.0207.13
4.3.00.0000.0337.13

preferences:
41.38 ms | 401 KiB | 5 Q